PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free Demo How does locomotion take place in leech?
a. Leech can move both on land and water .
b. Leech locomotion consists of crawling and serpentine movements.
c. Swimming is another name for crawling movement .
d. Crawling movements are responsible for muscle contraction and relaxation. During moving on a substratum, the two suckers act as attachment sites .
f. Leeches are unable to swim quickly and perform undulating movements in the water .